Detergent tablet



FIG. 1 is a perspective view, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a rear view thereof. 

CLAIM I claim, the ornamental design for a detergent tablet, as shown and described. 